| Company | Timeline | Status | |
| Digital RF Limited Director • Development Director | 6 Feb 2003←22 Years→Current | Active | |
| Caracas C.I.C Director • Managing Director | 13 Jul 1998←27 Years→Current | Active | |
| Orbit Research Limited Director • Managing Director | 31 Jan 1994←5 Years→16 May 1999 | Dissolved | |
